To download a demo at the following link: ( compressed size approx 49 MB )
http://www.spicatek.com/spicaguest/Setup-HT-DEMO.sda.123
After downloading, rename to Setup-HT-DEMO.sda.exe and doubleclick to decompress and install.
The program is optimized for 1024 x 1280 display setting.
The decompression program will ask you to specify an installation directory and a pass phrase , which is "areacode808"
The decompression program will create a directory called "HT-DEMO". Double click “prht.exe” file in this directory to run the program.
You will see a main video window, which is only reference video of the helmet. There is another video screen inside the main, and this is the data the tracking is
 performed on The source is a single 120Hz 8bit Kodak sensor in a Pulnix TM-6710 camera.
It also labels the visible markers as it runs and identifies model.
You can manipulate the viewport orientation in the left OpenGL window with the right mouse button.
If you press the space bar , the program pauses and if you press the spacebar again it continues. If paused, you can use the arrow keys to step forward or 
backwards one frame at the time. 
To terminate the program, press “Alt F4”